Rotatable folding diving mask

ABSTRACT

A rotatable folding diving mask includes a mask, a snorkel, and an elastic binding strap. By connecting the snorkel and the mask through a rotating shaft and combining with the structural design of a control button, a rotating and folding structure is provided, and the operation is simple and it is easy to fold, thereby achieving the purpose of reducing the occupied space. The elastic binding strap is connected to the mask through a buckle connection structure, so that the elastic binding strap can be easily disassembled and replaced, and the structure is simple and ingenious.

BACKGROUND OF THE INVENTION 1. Field of the Invention

The present invention relates to a mask, and more particularly to arotatable folding diving mask.

2. Description of the Prior Art

With the demand for various sports, diving has become one of theemerging sports loved by more and more people. When diving, people wouldlike to see the scenery underwater. Therefore, it is possible to wear adiving mask for breathing and watching underwater scenery.

A conventional diving mask includes a mask and a snorkel. In order tomake the diving mask easy to carry and reduce the occupied space, thesnorkel and the mask are usually connected by a plug-in structure. Thisplug-in connection structure leads to poor waterproof performance, andthe snorkel is easy to fall and lose to affect the carrying. The divingmask also includes an elastic strap. In the prior art, the elastic strapis generally fastened to the mask, which makes the disassembly andreplacement inconvenient.

In order to enable people to breathe smoothly under water, an airpassage for breathing is arranged between the mask and the snorkel. Theair passage in the prior art is usually arranged by using a tubestructure. A single sealed tube is used to form the air passage, whichoccupies larger space and needs more production materials. In somemasks, the air passage is surrounded by a plurality of structures.However, the connection structure is complicated, and the sealing of theair passage is poor. After a period of time, the air passage forbreathing may be unsatisfactory and affect the use.

Accordingly, the inventor of the present invention has devoted himselfbased on his many years of practical experiences to solve theseproblems.

SUMMARY OF THE INVENTION

In view of the drawbacks of the prior art, the primary object of thepresent invention is to provide a rotatable folding diving mask, whichis easy to operate and fold, reduces the occupied space, and is easy todisassemble and replace an elastic binding strap. Besides, itsstructural design is ingenious, the layout is clever, and it has bettersealing effect.

In order to achieve the above object, the present invention adopts thefollowing technical solutions.

A rotatable folding diving mask comprises a mask, a snorkel, and anelastic binding strap. The snorkel is rotatably connected to an upperend of a front side of the mask in a foldable manner. The elasticbinding strap is detachably connected to a rear side of the mask.

The mask is provided with a first connecting portion for connecting thesnorkel. The snorkel is provided with a second connecting portion forconnecting the mask. The first connecting portion and the secondconnecting portion are connected through a rotating shaft.

One side of the first connecting portion is provided with a controlbutton for controlling the snorkel to be rotated and folded. One side ofthe second connecting portion is provided with a positioning recess. Oneend of the control button has a positioning buckle. When the snorkel isin an unfolded state, the positioning buckle is positioned in thepositioning recess. When the snorkel is to be folded, the control buttonis pressed and then the positioning buckle is disengaged from thepositioning recess, and the snorkel can be rotated and folded into acavity at the rear side of the mask through the rotating shaft.

The elastic binding strap is provided with a connecting buckle forconnecting the mask. The mask is provided with a locating buckle forconnecting the elastic binding strap. The connecting buckle is matedwith the locating buckle.

Compared with the prior art, the present invention has obviousadvantages and beneficial effects. Specifically, it can be known fromthe above technical solutions that by connecting the snorkel and themask through the rotating shaft and combining with the structural designof the control button, the rotating and folding structure is provided,and the operation is simple and easy to fold, thereby achieving thepurpose of reducing the occupied space. The elastic binding strap isconnected to the mask through the buckle connection structure, so thatthe elastic binding strap can be easily disassembled and replaced, andthe structure is simple and ingenious.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a perspective view according to an embodiment of the presentinvention;

FIG. 2 is another perspective view according to the embodiment of thepresent invention;

FIG. 3 is an exploded view according to the embodiment of the presentinvention;

FIG. 4 is another exploded view according to the embodiment of thepresent invention;

FIG. 5 is a sectional view according to the embodiment of the presentinvention;

FIG. 6 is an exploded view of the control button according to theembodiment of the present invention;

FIG. 7 is another exploded view of the control button according to theembodiment of the present invention;

FIG. 8 is a partially sectional view according to the embodiment of thepresent invention;

FIG. 9 is a further exploded view according to the embodiment of thepresent invention;

FIG. 10 is still a yet further exploded view according to the embodimentof the present invention;

FIG. 11 is another sectional view according to the embodiment of thepresent invention; and

FIG. 12 is a partially schematic view of FIG. 11.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

Embodiments of the present invention will now be described, by way ofexample only, with reference to the accompanying drawings.

Referring to FIGS. 1 through 12, a rotatable folding diving maskaccording to an embodiment of the present invention comprises a mask 10,a snorkel 20, and an elastic binding strap 30. The snorkel 20 isrotatably connected to an upper end of a front side of the mask 10 in afoldable manner. The elastic binding strap 30 is detachably connected toa rear side of the mask 10. The mask 10 is provided with a firstconnecting portion 11 for connecting the snorkel 20. The snorkel 20 isprovided with a second connecting portion 21 for connecting the mask 10.The first connecting portion 11 and the second connecting portion 21 areconnected through a rotating shaft 101. One side of the first connectingportion 11 is provided with a control button 40 for controlling thesnorkel 20 to be rotated and folded. One side of the second connectingportion 21 is provided with a positioning recess 22. One end of thecontrol button 40 has a positioning buckle 422. When the snorkel 20 isin an unfolded state, the positioning buckle 422 is positioned in thepositioning recess 22. When the snorkel 20 is to be folded, the controlbutton 40 is pressed and then the positioning buckle 422 is disengagedfrom the positioning recess 22. At this time, the snorkel 20 can berotated and folded into a cavity at the rear side of the mask 10 throughthe rotating shaft 101. The elastic binding strap 30 is provided with aconnecting buckle 31 for connecting the mask 10, and correspondingly,the mask 10 is provided with a locating buckle 12 for connecting theelastic binding strap 30. The connecting buckle 31 is mated with thelocating buckle 12.

The control button 40 includes a press portion 41 and a linkage portion42. The linkage portion 42 is rotatably connected to the mask 10 througha positioning shaft 102. One side of the press portion 41 is convexlyprovided with a stroke protrusion 411. The linkage portion 42 is formedwith a corresponding stroke groove 421. The stroke protrusion 411 ismovably fitted in the stroke groove 421. The positioning buckle 422 isdisposed on the linkage portion 42. When the press portion 41 is pressedtoward the snorkel 20, the press portion 41 moves toward the snorkel 20and links the stroke projection 411 to displace in the stroke groove421, the linkage portion 42 is rotated by the press portion 41, and thepositioning buckle 422 is disengaged from the positioning recess 22 bythe rotation of the linkage portion 42.

The press portion 41 is provided with a limiting protrusion 412. Thelimiting protrusion 412 is located at one side of the stroke protrusion411. The linkage portion 42 is provided with a first limiting slot 423and a second limiting slot 424. The first limiting slot 423 and thesecond limiting slot 424 are spaced apart from each other. The firstlimiting slot 423 is disposed farther away from the positioning buckle422 than the second limiting slot 424. The linkage portion 42 isprovided with a stopping portion 103. When the snorkel 20 is in theunfolded state, the limiting protrusion 412 is confined in the firstlimiting slot 423, and the press portion 41 is limited to the outersurface of the mask 10 and cannot act on the linkage portion 42. Whenthe snorkel 20 is to be folded, the press portion 41 is pressed, and thelimiting protrusion 412 is displaced toward the snorkel 20 with thepress portion 41 until the limiting protrusion 412 is confined in thesecond limiting slot 424. One end of the stroke protrusion 411 islimited to one side of the stopping portion 103. The press portion 41stops displacement. The press portion 41 is disengaged from therestriction of the mask 10. The linkage portion 42 is rotated by thepress portion 41. The positioning buckle 422 is disengaged from thepositioning recess 22 by the rotation of the linkage portion 42. Thelimiting protrusion 412 is preferably a hemispherical protrusion,correspondingly, the first limiting slot 423 and the second limitingslot 424 are preferably hemispherical slots to facilitate more precisedisplacement of the limiting protrusion 412 and provide the user with afeeling of shift adjustment and enhance the user's experience.

The linkage portion 42 further has an elastic rotation support portion425 for supporting the rotation of the linkage portion 42. The elasticrotation support portion 425 and the positioning buckle 422 are disposedat two ends of the linkage portion 42, respectively. The stroke groove421 is located between the elastic rotation support portion 425 and thepositioning buckle 422. The elastic rotation support portion 425 is anarc-shaped elastic portion. The arc-shaped elastic portion is curvedoutward from one side of the linkage portion 42. When the press portion41 is pressed, the linkage portion 42 is rotated outwardly about thepositioning shaft 102 by the elastic rotation support portion 425 as asupport point by the linkage of the press portion 41. The positioningbuckle 422 is disengaged from the positioning recess 22 to release thesnorkel 20, so that the snorkel 20 can be folded.

Preferably, the locating buckle 12 is detachably connected to the mask10. The locating buckle 12 has an elastic engaging block 121. Theelastic engaging block 121 has an engaging block body 1211 and anelastic buckle arm 1212 connected to the engaging block body 1211.Correspondingly, the mask is formed with an engaging hole 14. One sideof the engaging hole 14 communicates with a barb groove 141. The elasticengaging block 121 is detachably fitted into the engaging hole 14. Theengaging block body 1211 is fitted into the engaging hole 14. Theelastic buckle arm 1212 is engaged in the barb groove 141.

Furthermore, the mask 10 has a first mounting trough 13. The snorkel 20has a second mounting trough 23. One end of the control button 40 ismounted in the first mounting trough 13, and another end of the controlbutton 40 extends into the second mounting trough 23. The positioningrecess 22 is formed in the second mounting trough 23. The stoppingportion 103 is located at one side of the first mounting trough 13. Thefirst connecting portion 11 has a first connecting hole 111. The secondconnecting portion 21 has a second connecting hole 211. The firstconnecting hole 111 and the second connecting hole 211 are connectedthrough the rotating shaft 101. The first mounting trough 13 and thesecond mounting trough 23 are located at opposite sides of the firstconnecting hole 111 and the second connecting hole 211, respectively.

The mask 10 includes a mask frame 201, a mask pad 202, and a mask lens203. Both the mask pad 202 and the mask lens 203 are mounted on the maskframe 201. The mask frame 201 has an air groove 2011. The mask pad 202has a sealing wall 2021. The mask lens 203 has a first connecting wall2031 and a second connecting wall 2032. The second connecting wall 2032extends outward from the outer side of the first connecting wall 2031.The sealing wall 2021 is located between the mask frame 201 and thefirst connecting wall 2031. The inner side of the sealing wall 2021 isin close contact with the outer side of the first connecting wall 2031.One end of the sealing wall 2021 is connected to the second connectingwall 2032. One end of the second connecting wall 2032 is connected tothe mask frame 201. The outer side of the sealing wall 2021 seals theair groove 2011 to form an air passage 204.

Specifically, the mask frame 201 further has a first sealing flange2012, a second sealing flange 2013, and a third sealing flange 2014. Afirst connecting groove 2015 is formed between the first sealing flange2012 and the second sealing flange 2013. The air groove 2011 is formedbetween the second sealing flange 2013 and the third sealing flange2014. The second connecting wall 2032 has a fourth sealing flange 2033and a second connecting groove 2034. The second connecting groove 2034is recessed from one side of the fourth sealing flange 2033. The otherside of the fourth sealing flange 2033 is recessed to form a thirdconnecting groove 2035. The third connecting groove 2035 extends fromthe inner side of the fourth sealing flange 2033 to the outer side ofthe first connecting wall 2031. The inner side of the sealing wall 2021is formed with a fourth connecting groove 2022 on the mask pad 202. Oneend of the first connecting wall 2031 is connected to the fourthconnecting groove 2022. One end of the sealing wall 2021 is connected tothe third connecting groove 2035. One end of the second connecting wall2032 is connected to the first connecting groove 2015. The first sealingflange 2012 is connected to the second connecting groove 2034. Thesecond sealing flange 2013 and the third sealing flange 2014 are closelyattached to the outside of the sealing wall 2021.

Preferably, the outer side of the sealing wall 2021 is convexly providedwith a positioning flange 2023. One side of the positioning flange 2023abuts against the second sealing flange 2013 and extends into the airgroove 2011 to ensure the sealing of the sealing wall 2021 among thefirst connecting wall 2031, the second connecting wall 2032, and themask frame 201. The positioning of the sealing wall 2021 is more stable,which facilitates the connection of the mask pad 202, the mask lens 203,and the mask frame 201.

In addition, the mask 10 further has a breathing room 205. The airpassage 204 communicates with the snorkel 20 and the breathing room 205.Preferably, there are two air passages 204 in this embodiment. The twoair passages 204 communicate with the snorkel 20 and the breathing room205.

Although particular embodiments of the present invention have beendescribed in detail for purposes of illustration, various modificationsand enhancements may be made without departing from the spirit and scopeof the present invention. Accordingly, the present invention is not tobe limited except as by the appended claims

What is claimed is:
 1. A rotatable folding diving mask, comprising amask, a snorkel, and an elastic binding strap; the snorkel beingrotatably connected to an upper end of a front side of the mask in afoldable manner, the elastic binding strap being detachably connected toa rear side of the mask; the mask being provided with a first connectingportion for connecting the snorkel, the snorkel being provided with asecond connecting portion for connecting the mask, the first connectingportion and the second connecting portion being connected through arotating shaft; one side of the first connecting portion being providedwith a control button for controlling the snorkel to be rotated andfolded, one side of the second connecting portion being provided with apositioning recess, one end of the control button having a positioningbuckle; wherein when the snorkel is in an unfolded state, thepositioning buckle is positioned in the positioning recess; wherein whenthe snorkel is to be folded, the control button is pressed and then thepositioning buckle is disengaged from the positioning recess, and thesnorkel can be rotated and folded into a cavity at the rear side of themask through the rotating shaft; the elastic binding strap beingprovided with a connecting buckle for connecting the mask, the maskbeing provided with a locating buckle for connecting the elastic bindingstrap, the connecting buckle being mated with the locating buckle. 2.The rotatable folding diving mask as claimed in claim 1, wherein thecontrol button includes a press portion and a linkage portion; thelinkage portion is rotatably connected to the mask through a positioningshaft; one side of the press portion is convexly provided with a strokeprotrusion, the linkage portion is formed with a stroke groove, thestroke protrusion is movably fitted in the stroke groove; thepositioning buckle is disposed on the linkage portion; when the pressportion is pressed toward the snorkel, the press portion moves towardthe snorkel and links the stroke projection to displace in the strokegroove, the linkage portion is rotated by the press portion, and thepositioning buckle is disengaged from the positioning recess by rotationof the linkage portion.
 3. The rotatable folding diving mask as claimedin claim 2, wherein the press portion is provided with a limitingprotrusion, the limiting protrusion is located at one side of the strokeprotrusion; the linkage portion is provided with a first limiting slotand a second limiting slot, the first limiting slot and the secondlimiting slot are spaced apart from each other, the first limiting slotis disposed farther away from the positioning buckle than the secondlimiting slot; the linkage portion is provided with a stopping portion;when the snorkel is in the unfolded state, the limiting protrusion isconfined in the first limiting slot, and the press portion is limited toan outer surface of the mask and cannot act on the linkage portion; whenthe snorkel is to be folded, the press portion is pressed, and thelimiting protrusion is displaced toward the snorkel with the pressportion until the limiting protrusion is confined in the second limitingslot, one end of the stroke protrusion is limited to one side of thestopping portion, the press portion stops displacement, the pressportion is disengaged from restriction of the mask, the linkage portionis rotated by the press portion, and the positioning buckle isdisengaged from the positioning recess by the rotation of the linkageportion.
 4. The rotatable folding diving mask as claimed in claim 2,wherein the linkage portion further has an elastic rotation supportportion for supporting the rotation of the linkage portion, the elasticrotation support portion and the positioning buckle are disposed at twoends of the linkage portion respectively, and the stroke groove islocated between the elastic rotation support portion and the positioningbuckle.
 5. The rotatable folding diving mask as claimed in claim 4,wherein the elastic rotation support portion is an arc-shaped elasticportion, and the arc-shaped elastic portion is curved outward from oneside of the linkage portion.
 6. The rotatable folding diving mask asclaimed in claim 1, wherein the locating buckle is detachably connectedto the mask; the locating buckle has an elastic engaging block, theelastic engaging block has an engaging block body and an elastic bucklearm connected to the engaging block body; the mask is formed with anengaging hole, one side of the engaging hole communicates with a barbgroove; the elastic engaging block is detachably fitted into theengaging hole, the engaging block body is fitted into the engaging hole,and the elastic buckle arm is engaged in the barb groove.
 7. Therotatable folding diving mask as claimed in claim 1, wherein the maskincludes a mask frame, a mask pad and a mask lens, the mask pad and themask lens are mounted on the mask frame; the mask frame has an airgroove, the mask pad has a sealing wall, the mask lens has a firstconnecting wall and a second connecting wall, the second connecting wallextends outward from an outer side of the first connecting wall; thesealing wall is located between the mask frame and the first connectingwall; an inner side of the sealing wall is in close contact with theouter side of the first connecting wall, one end of the sealing wall isconnected to the second connecting wall, one end of the secondconnecting wall is connected to the mask frame, and an outer side of thesealing wall seals the air groove to form an air passage.
 8. Therotatable folding diving mask as claimed in claim 1, wherein the maskhas a first mounting trough, the snorkel has a second mounting trough;one end of the control button is mounted in the first mounting trough,another end of the control button extends into the second mountingtrough; and the positioning recess is formed in the second mountingtrough.
 9. The rotatable folding diving mask as claimed in claim 8,wherein the first connecting portion has a first connecting hole, thesecond connecting portion has a second connecting hole, the firstconnecting hole and the second connecting hole are connected through therotating shaft; the first mounting trough and the second mounting troughare located at opposite sides of the first connecting hole and thesecond connecting, respectively.